Hi Brennan
2008/8/1 Brennan Williams <brennan.williams@visualreservoir.com>:
> I've tried replacing numpyio with both fopen and now also npfile but I'm
> getting the same problem, i.e. if I write a numpy array to the file,
> everything else before that position in the file is now zero. It is as
> if it is a new file, not an existing one.
Have you looked at SciPy's memmap class?
Regards
Stéfan